This not an official warning!
But doing a fast search, I couldn't find one with an appropriate license.
I uploaded the clip for easy use in the online YouTube video editor.
WARNING
THIS VIDEO CONTAINS FAST FLASHING IMAGES
IT MAY CAUSE DISCOMFORT AND TRIGGER SEIZURES FOR PEOPLE WITH PHOTOSENSITIVE EPILEPSY
VIEWER DISCRESTION I ADVIDED.
SAFETY FIRST!
[ Ссылка ]
[ Ссылка ]
[ Ссылка ]
